Re: [PATCH] coverity_scan: switch to vpath build

[Paolo Bonzini <pbonzini@redhat.com>]

On 22/09/20 15:18, Peter Maydell wrote:
>> +echo "Nuking build directory..."
>> +rm -rf +build
>
> As Philippe points out, odd name choice.
> It might also be nice to steal the logic from configure
> that avoids blowing away the build directory if it
> wasn't created by this script in the first place.

I thought that was a bit overkill for this usage, and just used a
slightly odd name to limit the chance of doing damage.

> PS: on the subject of component regexes, they seem to have
> vanished from the Coverity website. I don't suppose you have
> a backup of them, do you ? (I have a list of what the component
> names were, but not the associated regexes.)

I did have a backup and I've now tried to update them again.
It passed, here they are:

alpha	(/qemu)?((/include)?/hw/alpha/.*|/target/alpha/.*)
arm     (/qemu)?((/include)?/hw/arm/.*|(/include)?/hw/.*/(arm|allwinner-a10|bcm28|digic|exynos|imx|omap|stellaris|pxa2xx|versatile|zynq|cadence).*|/hw/net/xgmac.c|/hw/ssi/xilinx_spips.c|/target/arm/.*)
avr     (/qemu)?((/include)?/hw/avr/.*|/target/avr/.*)
cris    (/qemu)?((/include)?/hw/cris/.*|/target/cris/.*)
hppa    (/qemu)?(/target/hppa/.*)
i386    (/qemu)?((/include)?/hw/i386/.*|/target/i386/.*|/hw/intc/[^/]*apic[^/]*\.c)
lm32    (/qemu)?((/include)?/hw/lm32/.*|/target/lm32/.*|/hw/.*/(milkymist|lm32).*)
m68k    (/qemu)?((/include)?/hw/m68k/.*|/target/m68k/.*|(/include)?/hw(/.*)?/mcf.*)
microblaze      (/qemu)?((/include)?/hw/microblaze/.*|/target/microblaze/.*)
mips    (/qemu)?((/include)?/hw/mips/.*|/target/mips/.*)
nios2   (/qemu)?((/include)?/hw/nios2/.*|/target/nios2/.*)
ppc     (/qemu)?((/include)?/hw/ppc/.*|/target/ppc/.*|/hw/pci-host/(uninorth.*|dec.*|prep.*|ppc.*)|/hw/misc/macio/.*|(/include)?/hw/.*/(xics|openpic|spapr).*)
riscv   (/qemu)?((/include)?/hw/riscv/.*|/target/riscv/.*)
rx      (/qemu)?((/include)?/hw/rx/.*|/target/rx/.*)
s390    (/qemu)?((/include)?/hw/s390x/.*|/target/s390x/.*|/hw/.*/s390_.*)
sh4     (/qemu)?((/include)?/hw/sh4/.*|/target/sh4/.*)
sparc   (/qemu)?((/include)?/hw/sparc(64)?.*|/target/sparc/.*|/hw/.*/grlib.*|/hw/display/cg3.c)
tilegx  (/qemu)?(/target/tilegx/.*)
tricore         (/qemu)?((/include)?/hw/tricore/.*|/target/tricore/.*)
unicore32       (/qemu)?((/include)?/hw/unicore32/.*|/target/unicore32/.*)
9pfs    (/qemu)?(/hw/9pfs/.*|/fsdev/.*)
audio   (/qemu)?((/include)?/(audio|hw/audio)/.*)
block   (/qemu)?(/block.*|(/include?)(/hw)?/(block|storage-daemon)/.*|(/include)?/hw/ide/.*|/qemu-(img|io).*|/util/(aio|async|thread-pool).*)
char    (/qemu)?(/qemu-char\.c|/include/sysemu/char\.h|(/include)?/hw/char/.*)
capstone        (/qemu)?(/capstone/.*)
crypto  (/qemu)?((/include)?/crypto/.*|/hw/.*/crypto.*)
disas   (/qemu)?((/include)?/disas.*)
fpu     (/qemu)?((/include)?(/fpu|/libdecnumber)/.*)
io      (/qemu)?((/include)?/io/.*)
ipmi    (/qemu)?((/include)?/hw/ipmi/.*)
libvixl         (/qemu)?(/disas/libvixl/.*)
migration       (/qemu)?((/include)?/migration/.*)
monitor         (/qemu)?(/qapi.*|/qobject/.*|/monitor\..*|/[hq]mp\..*)
nbd     (/qemu)?(/nbd/.*|/include/block/nbd.*|/qemu-nbd\.c)
net     (/qemu)?((/include)?(/hw)?/(net|rdma)/.*)
pci     (/qemu)?(/hw/pci.*|/include/hw/pci.*)
qemu-ga         (/qemu)?(/qga/.*)
scsi    (/qemu)?(/scsi/.*|/hw/scsi/.*|/include/hw/scsi/.*)
slirp   (/qemu)?(/.*slirp.*)
tcg     (/qemu)?(/accel/tcg/.*|/replay/.*|/(.*/)?softmmu.*)
trace   (/qemu)?(/.*trace.*\.[ch])
ui      (/qemu)?((/include)?(/ui|/hw/display|/hw/input)/.*)
usb     (/qemu)?(/hw/usb/.*|/include/hw/usb/.*)
user    (/qemu)?(/linux-user/.*|/bsd-user/.*|/user-exec\.c|/thunk\.c|/include/exec/user/.*)
util    (/qemu)?(/util/.*|/include/qemu/.*)
xen     (/qemu)?(.*/xen.*)
(headers)       (/qemu)?(/include/.*)
virtiofsd       (/qemu)?(/tools/virtiofsd/.*)

Adding the "Other" component fails but, this time, it didn't blow up
and delete everything else.

Paolo